<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <title>Gets the target of a link</title>
<link media="all" rel="stylesheet" type="text/css" href="styles/03e73060321a0a848018724a6c83de7f-theme-base.css" />
<link media="all" rel="stylesheet" type="text/css" href="styles/03e73060321a0a848018724a6c83de7f-theme-medium.css" />

 </head>
 <body class="docs"><div class="navbar navbar-fixed-top">
  <div class="navbar-inner clearfix">
    <ul class="nav" style="width: 100%">
      <li style="float: left;"><a href="splfileinfo.getinode.html">« SplFileInfo::getInode</a></li>
      <li style="float: right;"><a href="splfileinfo.getmtime.html">SplFileInfo::getMTime »</a></li>
    </ul>
  </div>
</div>
<div id="breadcrumbs" class="clearfix">
  <ul class="breadcrumbs-container">
    <li><a href="index.html">PHP Manual</a></li>
    <li><a href="class.splfileinfo.html">SplFileInfo</a></li>
    <li>Gets the target of a link</li>
  </ul>
</div>
<div id="layout">
  <div id="layout-content"><div id="splfileinfo.getlinktarget" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">SplFileInfo::getLinkTarget</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.2.2, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">SplFileInfo::getLinkTarget</span> &mdash; <span class="dc-title">Gets the target of a link</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-splfileinfo.getlinktarget-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>SplFileInfo::getLinkTarget</strong></span>(): <span class="type"><span class="type">string</span>|<span class="type"><span class="type false">false</span></span></span></div>

  <p class="para rdfs-comment">
   Gets the target of a filesystem link.
  </p>
  <blockquote class="note"><p><strong class="note">注意</strong>: 
   <p class="para">
    The target may not be the real path on the filesystem. Use <span class="methodname"><a href="splfileinfo.getrealpath.html" class="methodname">SplFileInfo::getRealPath()</a></span>
    to determine the true path on the filesystem.
   </p>
  </p></blockquote>
 </div>


 <div class="refsect1 parameters" id="refsect1-splfileinfo.getlinktarget-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-splfileinfo.getlinktarget-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns the target of the filesystem link on success, or <strong><code>false</code></strong> on failure.
  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-splfileinfo.getlinktarget-errors">
  <h3 class="title">错误／异常</h3>
  <p class="para">
   Throws <span class="classname"><a href="class.runtimeexception.html" class="classname">RuntimeException</a></span> on error.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-splfileinfo.getlinktarget-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-3681">
    <p><strong>示例 #1 <span class="function"><strong>SplFileInfo::getLinkTarget()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$info&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">SplFileInfo</span><span style="color: #007700">(</span><span style="color: #DD0000">'/Users/bbieber/workspace'</span><span style="color: #007700">);<br />if&nbsp;(</span><span style="color: #0000BB">$info</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">isLink</span><span style="color: #007700">())&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getLinkTarget</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getRealPath</span><span style="color: #007700">());<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
string(19) &quot;Documents/workspace&quot;
string(34) &quot;/Users/bbieber/Documents/workspace&quot;
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-splfileinfo.getlinktarget-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="methodname"><a href="splfileinfo.islink.html" class="methodname" rel="rdfs-seeAlso">SplFileInfo::isLink()</a> - Tells if the file is a link</span></li>
    <li class="member"><span class="methodname"><a href="splfileinfo.getrealpath.html" class="methodname" rel="rdfs-seeAlso">SplFileInfo::getRealPath()</a> - Gets absolute path to file</span></li>
   </ul>
  </p>
 </div>


</div></div></div></body></html>